i had my 15" kicker L7 wired for 2 ohm then one day i was cruiseing around for a good hour or so then my amp went into protect mode i narrowed it down to the sub i changed the wiring to 8ohm it worked for a bout 2-3 days then it did the same thing any ideas on wut is going on my amp is a lanzar 1600watt viberant